Kumagai Y - Search Results

1

Oxidative-stress-inducible qorA encodes an NADPH-dependent quinone oxidoreductase catalysing a one-electron reduction in Staphylococcus aureus.

Maruyama A, Kumagai Y, Morikawa K, Taguchi K, Hayashi H, Ohta T. Maruyama A, et al. Among authors: kumagai y. Microbiology (Reading). 2003 Feb;149(Pt 2):389-398. doi: 10.1099/mic.0.25796-0. Microbiology (Reading). 2003. PMID: 12624201 Free article.

2

Oxidation of proximal protein sulfhydryls by phenanthraquinone, a component of diesel exhaust particles.

Kumagai Y, Koide S, Taguchi K, Endo A, Nakai Y, Yoshikawa T, Shimojo N. Kumagai Y, et al. Chem Res Toxicol. 2002 Apr;15(4):483-9. doi: 10.1021/tx0100993. Chem Res Toxicol. 2002. PMID: 11952333

3

Decreased enzyme activity of hepatic thioredoxin reductase and glutathione reductase in rabbits by prolonged exposure to inorganic arsenate.

Nikaido M, Pi J, Kumagai Y, Yamauchi H, Taguchi K, Horiguchi S, Sun Y, Sun G, Shimojo N. Nikaido M, et al. Among authors: kumagai y. Environ Toxicol. 2003 Oct;18(5):306-11. doi: 10.1002/tox.10129. Environ Toxicol. 2003. PMID: 14502582

4

Neuronal nitric oxide synthase (NNOS) catalyzes one-electron reduction of 2,4,6-trinitrotoluene, resulting in decreased nitric oxide production and increased nNOS gene expression: implication for oxidative stress.

Kumagai Y, Kikushima M, Nakai Y, Shimojo N, Kunimoto M. Kumagai Y, et al. Free Radic Biol Med. 2004 Aug 1;37(3):350-7. doi: 10.1016/j.freeradbiomed.2004.04.023. Free Radic Biol Med. 2004. PMID: 15223068

5

1,2-Naphthoquinone activates vanilloid receptor 1 through increased protein tyrosine phosphorylation, leading to contraction of guinea pig trachea.

Kikuno S, Taguchi K, Iwamoto N, Yamano S, Cho AK, Froines JR, Kumagai Y. Kikuno S, et al. Among authors: kumagai y. Toxicol Appl Pharmacol. 2006 Jan 1;210(1-2):47-54. doi: 10.1016/j.taap.2005.06.015. Epub 2005 Jul 21. Toxicol Appl Pharmacol. 2006. PMID: 16039679

6

Inhibition of endothelial nitric oxide synthase activity and suppression of endothelium-dependent vasorelaxation by 1,2-naphthoquinone, a component of diesel exhaust particles.

Sun Y, Taguchi K, Sumi D, Yamano S, Kumagai Y. Sun Y, et al. Among authors: kumagai y. Arch Toxicol. 2006 May;80(5):280-5. doi: 10.1007/s00204-005-0043-3. Epub 2005 Oct 25. Arch Toxicol. 2006. PMID: 16247599

7

An approach to evaluate two-electron reduction of 9,10-phenanthraquinone and redox activity of the hydroquinone associated with oxidative stress.

Taguchi K, Fujii S, Yamano S, Cho AK, Kamisuki S, Nakai Y, Sugawara F, Froines JR, Kumagai Y. Taguchi K, et al. Among authors: kumagai y. Free Radic Biol Med. 2007 Sep 1;43(5):789-99. doi: 10.1016/j.freeradbiomed.2007.05.021. Epub 2007 May 24. Free Radic Biol Med. 2007. PMID: 17664142

8

Cytoprotective role of Nrf2/Keap1 system in methylmercury toxicity.

Toyama T, Sumi D, Shinkai Y, Yasutake A, Taguchi K, Tong KI, Yamamoto M, Kumagai Y. Toyama T, et al. Among authors: kumagai y. Biochem Biophys Res Commun. 2007 Nov 23;363(3):645-50. doi: 10.1016/j.bbrc.2007.09.017. Epub 2007 Sep 18. Biochem Biophys Res Commun. 2007. PMID: 17904103

9

Redox cycling of 9,10-phenanthraquinone to cause oxidative stress is terminated through its monoglucuronide conjugation in human pulmonary epithelial A549 cells.

Taguchi K, Shimada M, Fujii S, Sumi D, Pan X, Yamano S, Nishiyama T, Hiratsuka A, Yamamoto M, Cho AK, Froines JR, Kumagai Y. Taguchi K, et al. Among authors: kumagai y. Free Radic Biol Med. 2008 Apr 15;44(8):1645-55. doi: 10.1016/j.freeradbiomed.2008.01.024. Epub 2008 Feb 9. Free Radic Biol Med. 2008. PMID: 18294972

10

Initial response and cellular protection through the Keap1/Nrf2 system during the exposure of primary mouse hepatocytes to 1,2-naphthoquinone.

Miura T, Shinkai Y, Jiang HY, Iwamoto N, Sumi D, Taguchi K, Yamamoto M, Jinno H, Tanaka-Kagawa T, Cho AK, Kumagai Y. Miura T, et al. Among authors: kumagai y. Chem Res Toxicol. 2011 Apr 18;24(4):559-67. doi: 10.1021/tx100427p. Epub 2011 Mar 8. Chem Res Toxicol. 2011. PMID: 21384861

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